./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_64_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18dc259-47f9-4080-a1d1-ace8da1bd22d/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18dc259-47f9-4080-a1d1-ace8da1bd22d/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18dc259-47f9-4080-a1d1-ace8da1bd22d/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18dc259-47f9-4080-a1d1-ace8da1bd22d/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_64_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18dc259-47f9-4080-a1d1-ace8da1bd22d/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18dc259-47f9-4080-a1d1-ace8da1bd22d/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 061e50836f179c6faf084e8119707f5ac0104e6bb3f894c42ddfd41e317e03a5 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:06:15,469 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:06:15,552 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18dc259-47f9-4080-a1d1-ace8da1bd22d/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 23:06:15,556 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:06:15,556 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:06:15,577 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:06:15,577 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:06:15,578 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:06:15,579 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:06:15,579 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:06:15,579 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:06:15,580 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:06:15,580 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:06:15,581 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:06:15,581 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:06:15,581 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:06:15,582 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:06:15,582 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:06:15,582 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:06:15,583 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:06:15,583 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:06:15,584 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:06:15,584 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:06:15,585 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:06:15,585 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:06:15,585 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:06:15,586 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:06:15,586 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:06:15,587 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:06:15,587 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:06:15,588 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:06:15,588 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:06:15,588 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18dc259-47f9-4080-a1d1-ace8da1bd22d/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18dc259-47f9-4080-a1d1-ace8da1bd22d/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 061e50836f179c6faf084e8119707f5ac0104e6bb3f894c42ddfd41e317e03a5 [2024-11-08 23:06:15,848 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:06:15,877 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:06:15,883 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:06:15,885 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:06:15,885 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:06:15,887 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18dc259-47f9-4080-a1d1-ace8da1bd22d/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_64_bad.i Unable to find full path for "g++" [2024-11-08 23:06:17,920 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:06:18,294 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:06:18,296 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18dc259-47f9-4080-a1d1-ace8da1bd22d/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_64_bad.i [2024-11-08 23:06:18,319 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18dc259-47f9-4080-a1d1-ace8da1bd22d/bin/ukojak-verify-ImItNfHLgk/data/ffd372aab/937662a5669b4fe4a443586ac51e03ad/FLAGf32e1b3cb [2024-11-08 23:06:18,335 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18dc259-47f9-4080-a1d1-ace8da1bd22d/bin/ukojak-verify-ImItNfHLgk/data/ffd372aab/937662a5669b4fe4a443586ac51e03ad [2024-11-08 23:06:18,337 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:06:18,339 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:06:18,340 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:06:18,340 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:06:18,346 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:06:18,347 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:06:18" (1/1) ... [2024-11-08 23:06:18,348 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76354022 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:18, skipping insertion in model container [2024-11-08 23:06:18,348 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:06:18" (1/1) ... [2024-11-08 23:06:18,415 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:06:19,441 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:06:19,456 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:06:19,578 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:06:19,760 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:06:19,761 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:19 WrapperNode [2024-11-08 23:06:19,762 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:06:19,763 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:06:19,767 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:06:19,768 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:06:19,784 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:19" (1/1) ... [2024-11-08 23:06:19,825 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:19" (1/1) ... [2024-11-08 23:06:19,859 INFO L138 Inliner]: procedures = 498, calls = 29, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 47 [2024-11-08 23:06:19,860 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:06:19,861 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:06:19,861 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:06:19,861 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:06:19,871 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:19" (1/1) ... [2024-11-08 23:06:19,871 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:19" (1/1) ... [2024-11-08 23:06:19,874 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:19" (1/1) ... [2024-11-08 23:06:19,878 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:19" (1/1) ... [2024-11-08 23:06:19,887 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:19" (1/1) ... [2024-11-08 23:06:19,889 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:19" (1/1) ... [2024-11-08 23:06:19,894 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:19" (1/1) ... [2024-11-08 23:06:19,895 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:19" (1/1) ... [2024-11-08 23:06:19,900 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:06:19,901 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:06:19,905 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:06:19,905 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:06:19,906 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:19" (1/1) ... [2024-11-08 23:06:19,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:06:19,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18dc259-47f9-4080-a1d1-ace8da1bd22d/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:06:19,947 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18dc259-47f9-4080-a1d1-ace8da1bd22d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:06:19,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18dc259-47f9-4080-a1d1-ace8da1bd22d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:06:19,984 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:06:19,984 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:06:19,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:06:19,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 23:06:19,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:06:19,985 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:06:19,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:06:19,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:06:19,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 23:06:20,140 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:06:20,143 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:06:20,264 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live. [2024-11-08 23:06:20,264 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:06:20,307 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:06:20,307 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:06:20,308 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:06:20 BoogieIcfgContainer [2024-11-08 23:06:20,308 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:06:20,309 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:06:20,309 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:06:20,320 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:06:20,321 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:06:20" (1/1) ... [2024-11-08 23:06:20,330 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:06:20,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:06:20,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 23:06:20,398 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 23:06:20,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:06:20,403 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:06:20,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:06:20,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:06:20,557 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:06:20,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:06:20,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:06:20,665 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:06:20,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:06:20,712 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:06:20,745 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:06:20 ImpRootNode [2024-11-08 23:06:20,745 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:06:20,746 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:06:20,746 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:06:20,746 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:06:20,747 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:06:20" (3/4) ... [2024-11-08 23:06:20,749 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:06:20,750 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:06:20,752 INFO L158 Benchmark]: Toolchain (without parser) took 2412.47ms. Allocated memory was 138.4MB in the beginning and 195.0MB in the end (delta: 56.6MB). Free memory was 103.4MB in the beginning and 146.7MB in the end (delta: -43.3MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2024-11-08 23:06:20,752 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 104.9MB. Free memory is still 56.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:06:20,753 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1422.12ms. Allocated memory is still 138.4MB. Free memory was 102.9MB in the beginning and 77.6MB in the end (delta: 25.2MB). Peak memory consumption was 47.3MB. Max. memory is 16.1GB. [2024-11-08 23:06:20,754 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.65ms. Allocated memory is still 138.4MB. Free memory was 77.6MB in the beginning and 74.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:06:20,755 INFO L158 Benchmark]: Boogie Preprocessor took 39.45ms. Allocated memory is still 138.4MB. Free memory was 74.9MB in the beginning and 73.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:06:20,755 INFO L158 Benchmark]: RCFGBuilder took 407.03ms. Allocated memory is still 138.4MB. Free memory was 73.6MB in the beginning and 58.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:06:20,756 INFO L158 Benchmark]: CodeCheck took 436.38ms. Allocated memory was 138.4MB in the beginning and 195.0MB in the end (delta: 56.6MB). Free memory was 58.9MB in the beginning and 146.7MB in the end (delta: -87.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:06:20,756 INFO L158 Benchmark]: Witness Printer took 4.75ms. Allocated memory is still 195.0MB. Free memory is still 146.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:06:20,760 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1570]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1559. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1559] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1559] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL CWE191_Integer_Underflow__int_min_multiply_64_bad() [L1551] int data; [L1552] data = 0 [L1553] data = (-0x7fffffff - 1) [L1554] CALL CWE191_Integer_Underflow__int_min_multiply_64b_badSink(&data) [L1566] int * dataPtr = (int *)dataVoidPtr; [L1567] EXPR \read(*dataPtr) [L1567] int data = (*dataPtr); [L1568] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1570] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 104.9MB. Free memory is still 56.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1422.12ms. Allocated memory is still 138.4MB. Free memory was 102.9MB in the beginning and 77.6MB in the end (delta: 25.2MB). Peak memory consumption was 47.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 97.65ms. Allocated memory is still 138.4MB. Free memory was 77.6MB in the beginning and 74.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.45ms. Allocated memory is still 138.4MB. Free memory was 74.9MB in the beginning and 73.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 407.03ms. Allocated memory is still 138.4MB. Free memory was 73.6MB in the beginning and 58.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 436.38ms. Allocated memory was 138.4MB in the beginning and 195.0MB in the end (delta: 56.6MB). Free memory was 58.9MB in the beginning and 146.7MB in the end (delta: -87.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.75ms. Allocated memory is still 195.0MB. Free memory is still 146.7MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:06:20,789 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18dc259-47f9-4080-a1d1-ace8da1bd22d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18dc259-47f9-4080-a1d1-ace8da1bd22d/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18dc259-47f9-4080-a1d1-ace8da1bd22d/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18dc259-47f9-4080-a1d1-ace8da1bd22d/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18dc259-47f9-4080-a1d1-ace8da1bd22d/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_64_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18dc259-47f9-4080-a1d1-ace8da1bd22d/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18dc259-47f9-4080-a1d1-ace8da1bd22d/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 061e50836f179c6faf084e8119707f5ac0104e6bb3f894c42ddfd41e317e03a5 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:06:23,368 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:06:23,473 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18dc259-47f9-4080-a1d1-ace8da1bd22d/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 23:06:23,515 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:06:23,516 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:06:23,516 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:06:23,517 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:06:23,518 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:06:23,519 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:06:23,519 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:06:23,520 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:06:23,521 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:06:23,521 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:06:23,522 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:06:23,524 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:06:23,525 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:06:23,525 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:06:23,525 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:06:23,526 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:06:23,526 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:06:23,526 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:06:23,527 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:06:23,527 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:06:23,531 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:06:23,531 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:06:23,532 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:06:23,532 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:06:23,532 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:06:23,533 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:06:23,533 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:06:23,533 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:06:23,533 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:06:23,533 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:06:23,534 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:06:23,534 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:06:23,534 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18dc259-47f9-4080-a1d1-ace8da1bd22d/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18dc259-47f9-4080-a1d1-ace8da1bd22d/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 061e50836f179c6faf084e8119707f5ac0104e6bb3f894c42ddfd41e317e03a5 [2024-11-08 23:06:23,967 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:06:23,993 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:06:23,996 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:06:23,997 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:06:23,998 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:06:24,000 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18dc259-47f9-4080-a1d1-ace8da1bd22d/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_64_bad.i Unable to find full path for "g++" [2024-11-08 23:06:26,004 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:06:26,429 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:06:26,431 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18dc259-47f9-4080-a1d1-ace8da1bd22d/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_64_bad.i [2024-11-08 23:06:26,464 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18dc259-47f9-4080-a1d1-ace8da1bd22d/bin/ukojak-verify-ImItNfHLgk/data/c6562261a/81a7aeb8c62442bf91c955b771341cfd/FLAG97286de4a [2024-11-08 23:06:26,487 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18dc259-47f9-4080-a1d1-ace8da1bd22d/bin/ukojak-verify-ImItNfHLgk/data/c6562261a/81a7aeb8c62442bf91c955b771341cfd [2024-11-08 23:06:26,489 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:06:26,491 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:06:26,493 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:06:26,494 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:06:26,500 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:06:26,501 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:06:26" (1/1) ... [2024-11-08 23:06:26,502 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@552ba90b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:26, skipping insertion in model container [2024-11-08 23:06:26,504 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:06:26" (1/1) ... [2024-11-08 23:06:26,591 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:06:27,698 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-08 23:06:27,702 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:06:27,714 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:06:27,802 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:06:27,977 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:06:27,978 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:27 WrapperNode [2024-11-08 23:06:27,981 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:06:27,982 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:06:27,983 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:06:27,983 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:06:27,992 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:27" (1/1) ... [2024-11-08 23:06:28,031 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:27" (1/1) ... [2024-11-08 23:06:28,053 INFO L138 Inliner]: procedures = 503, calls = 29, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 47 [2024-11-08 23:06:28,054 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:06:28,054 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:06:28,055 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:06:28,055 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:06:28,065 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:27" (1/1) ... [2024-11-08 23:06:28,065 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:27" (1/1) ... [2024-11-08 23:06:28,069 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:27" (1/1) ... [2024-11-08 23:06:28,069 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:27" (1/1) ... [2024-11-08 23:06:28,077 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:27" (1/1) ... [2024-11-08 23:06:28,079 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:27" (1/1) ... [2024-11-08 23:06:28,082 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:27" (1/1) ... [2024-11-08 23:06:28,084 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:27" (1/1) ... [2024-11-08 23:06:28,087 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:06:28,088 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:06:28,088 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:06:28,088 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:06:28,089 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:27" (1/1) ... [2024-11-08 23:06:28,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:06:28,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18dc259-47f9-4080-a1d1-ace8da1bd22d/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:06:28,132 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18dc259-47f9-4080-a1d1-ace8da1bd22d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:06:28,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18dc259-47f9-4080-a1d1-ace8da1bd22d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:06:28,159 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:06:28,159 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:06:28,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:06:28,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:06:28,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:06:28,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:06:28,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 23:06:28,160 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:06:28,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 23:06:28,336 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:06:28,340 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:06:28,500 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live. [2024-11-08 23:06:28,501 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:06:28,541 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:06:28,541 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:06:28,542 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:06:28 BoogieIcfgContainer [2024-11-08 23:06:28,542 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:06:28,543 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:06:28,543 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:06:28,553 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:06:28,553 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:06:28" (1/1) ... [2024-11-08 23:06:28,562 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:06:28,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:06:28,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 23:06:28,625 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 23:06:28,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:06:28,630 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:06:28,630 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:06:28,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18dc259-47f9-4080-a1d1-ace8da1bd22d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:06:28,633 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18dc259-47f9-4080-a1d1-ace8da1bd22d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:06:28,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18dc259-47f9-4080-a1d1-ace8da1bd22d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:06:28,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:06:28,922 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:06:28,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:06:29,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:06:29,101 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:06:29,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:06:29,185 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18dc259-47f9-4080-a1d1-ace8da1bd22d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:06:29,186 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:06:29,220 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:06:29 ImpRootNode [2024-11-08 23:06:29,221 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:06:29,223 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:06:29,223 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:06:29,223 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:06:29,225 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:06:28" (3/4) ... [2024-11-08 23:06:29,228 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:06:29,229 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:06:29,230 INFO L158 Benchmark]: Toolchain (without parser) took 2738.18ms. Allocated memory was 79.7MB in the beginning and 104.9MB in the end (delta: 25.2MB). Free memory was 52.6MB in the beginning and 65.2MB in the end (delta: -12.6MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. [2024-11-08 23:06:29,230 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 79.7MB. Free memory is still 55.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:06:29,231 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1488.31ms. Allocated memory was 79.7MB in the beginning and 104.9MB in the end (delta: 25.2MB). Free memory was 52.4MB in the beginning and 76.3MB in the end (delta: -23.9MB). Peak memory consumption was 34.1MB. Max. memory is 16.1GB. [2024-11-08 23:06:29,232 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.41ms. Allocated memory is still 104.9MB. Free memory was 76.3MB in the beginning and 73.2MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:06:29,234 INFO L158 Benchmark]: Boogie Preprocessor took 32.81ms. Allocated memory is still 104.9MB. Free memory was 73.2MB in the beginning and 71.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:06:29,234 INFO L158 Benchmark]: RCFGBuilder took 454.08ms. Allocated memory is still 104.9MB. Free memory was 71.1MB in the beginning and 53.8MB in the end (delta: 17.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-08 23:06:29,235 INFO L158 Benchmark]: CodeCheck took 678.23ms. Allocated memory is still 104.9MB. Free memory was 53.8MB in the beginning and 65.8MB in the end (delta: -12.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:06:29,236 INFO L158 Benchmark]: Witness Printer took 6.31ms. Allocated memory is still 104.9MB. Free memory was 65.8MB in the beginning and 65.2MB in the end (delta: 568.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:06:29,240 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1570]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1559. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1559] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1559] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL CWE191_Integer_Underflow__int_min_multiply_64_bad() [L1551] int data; [L1552] data = 0 [L1553] data = (-0x7fffffff - 1) [L1554] CALL CWE191_Integer_Underflow__int_min_multiply_64b_badSink(&data) [L1566] int * dataPtr = (int *)dataVoidPtr; [L1567] EXPR \read(*dataPtr) [L1567] int data = (*dataPtr); [L1568] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1570] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 79.7MB. Free memory is still 55.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1488.31ms. Allocated memory was 79.7MB in the beginning and 104.9MB in the end (delta: 25.2MB). Free memory was 52.4MB in the beginning and 76.3MB in the end (delta: -23.9MB). Peak memory consumption was 34.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.41ms. Allocated memory is still 104.9MB. Free memory was 76.3MB in the beginning and 73.2MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.81ms. Allocated memory is still 104.9MB. Free memory was 73.2MB in the beginning and 71.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 454.08ms. Allocated memory is still 104.9MB. Free memory was 71.1MB in the beginning and 53.8MB in the end (delta: 17.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 678.23ms. Allocated memory is still 104.9MB. Free memory was 53.8MB in the beginning and 65.8MB in the end (delta: -12.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.31ms. Allocated memory is still 104.9MB. Free memory was 65.8MB in the beginning and 65.2MB in the end (delta: 568.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:06:29,283 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18dc259-47f9-4080-a1d1-ace8da1bd22d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample